Effects of 100 IU versus 150 IU hCG supplementation on oocyte and embryo quality in patients aged ≥ 35 years: a propensity score-matched analysis
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Background: The optimal dose of human chorionic gonadotropin (hCG) supplementation during controlled ovarian stimulation (COS) remains controversial, particularly in women of advanced reproductive age. Objective: To compare the efficacy and safety of 150 IU ve... ...
